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We consent to the incorporation by reference in Registration Statement No. 333-223170 on Form S-3 and Registration Statements Nos. 333-01667, 333-75235, 333-37390, 333-85830, 333-85828, 333-85826, 333-85824, 333-85822, 333-85818, 333-85820, 333-108046, 333-120293, 333-145459, 333-154522, 333-154523, 333-159336, 333-129011, 333-164230, 333-212998, 333-212999, and 333-236539 on Forms S-8 of our reports dated February 19, 2021, relating to the consolidated financial statements of International Paper Company, and the effectiveness of International Paper Company’s internal control over financial reporting, appearing in this Annual Report on Form 10-K of International Paper for the year ended December 31, 2020.